<style scoped>
    .main {
    }
</style>
<template>
    <div class="main">
      <div v-for="(item,index) in arr">
         <div v-if="3==arr2[2][0]">88</div>
      </div>
    </div>
</template>

<script>
    export default {
        name: '',
        data() {
            return {
              arr:[1,2,[3,4,5],6,7],
              arr2:[1,2,[3,4,5]]
            }
        }, created() {

        }, mounted() {
        }, methods: {}
    }
</script>
